Business News India on Instagram: "At CES, the world’s biggest tech show, a Florida-based company called iPolish has introduced something straight out of a sci-fi movie — AI-smart colour-changing nails. These high-tech nails use artificial intelligence and smart materials to change colours automatically. Unlike regular nail paint, the colour can shift based on mood, temperature, lighting, or user settings, without needing a salon visit or repainting. The nails are designed to blend fashion and t